Behavioral task
behavioral1
Sample
2024-05-11_dd20036f30bcff09566a05b2ae72063b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_dd20036f30bcff09566a05b2ae72063b_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-11_dd20036f30bcff09566a05b2ae72063b_cryptolocker
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Size
55KB
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MD5
dd20036f30bcff09566a05b2ae72063b
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SHA1
223e31a6e406f3b463e4c38d09c55bd898b36698
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SHA256
6f3eddcb8e06e92677c09015d965affbfb12cb93863c50f7f04824c9ab1d9d3d
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SHA512
e29f4f90046cb922ff69b8097c96be8fdd30439f1e27370af8032994ac514ea3e90d08ede4e28f9f11da0e9a907399d671cef2dba04fafe9c0aa529e7453ef90
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNJL:bP9g/xtCS3Dxx0K
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-11_dd20036f30bcff09566a05b2ae72063b_cryptolocker
Files
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2024-05-11_dd20036f30bcff09566a05b2ae72063b_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE